Puresteel Paladin {W}{W}
Creature — Human Knight
Whenever an Equipment you control enters, you may draw a card.
Metalcraft — Equipment you control have equip {0} as long as you control three or more artifacts.
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Cards that do something similar expected a card that isn't here?
Reports become test cases the matcher is graded against before an update ships. Delvefall isn't a chatbot guessing, it compares the printed rules text of every card with plain math, and examples like yours decide which differences should count.
The Mighty Thor, Jane Foster 98%
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"Whenever an Equipment you control enters, draw a card."
Settlement Blacksmith 87%
$0.13#20442
"When this creature enters, if you control an Equipment, draw a card."
Swordsman's Steel 84%
$26.53#14966
"When this Equipment enters, draw a card for each Equipment you control."